diff --git a/qemu/include/qemu/timer.h b/qemu/include/qemu/timer.h
index 28b3794e..d106e680 100644
--- a/qemu/include/qemu/timer.h
+++ b/qemu/include/qemu/timer.h
@@ -181,8 +181,6 @@ static inline int64_t get_clock(void)
 
 #else
 
-extern int use_rt_clock;
-
 static inline int64_t get_clock(void)
 {
     return get_clock_realtime();
diff --git a/qemu/util/qemu-timer-common.c b/qemu/util/qemu-timer-common.c
index 803b1fab..3ab3326b 100644
--- a/qemu/util/qemu-timer-common.c
+++ b/qemu/util/qemu-timer-common.c
@@ -27,7 +27,6 @@
 /* real time host monotonic timer */
 
 #ifdef _WIN32
-
 int64_t clock_freq;
 
 INITIALIZER(init_get_clock)
@@ -41,21 +40,4 @@ INITIALIZER(init_get_clock)
     }
     clock_freq = freq.QuadPart;
 }
-
-#else
-
-int use_rt_clock;
-
-INITIALIZER(init_get_clock)
-{
-    use_rt_clock = 0;
-#ifdef CLOCK_MONOTONIC
-    {
-        struct timespec ts;
-        if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
-            use_rt_clock = 1;
-        }
-    }
-#endif
-}
 #endif